Finding the Fourth Proportional to 2,227,658.86, 3,073,642.32 and 1,260,789.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,658.86 : 3,073,642.32 = 1,260,789.18 : x
2. Step 2: Convert to fraction form
   2,227,658.86/3,073,642.32 = 1,260,789.18/x
3. Step 3: Cross multiply
   2,227,658.86x = 3,073,642.32 × 1,260,789.18
4. Step 4: Simplify right side
   2,227,658.86x = 3,875,214,980,246.10
5. Step 5: Solve for x
   x = 3,875,214,980,246.10/2,227,658.86
6. Step 6: Final answer
   x = 1,739,590.85